[kernel] move lots of kernel related packages to the new system/ folder

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33830 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 270 insertions, 0 deletions

diff --git a/package/system/hostap-driver/files/lib/wifi/hostap.sh b/package/system/hostap-driver/files/lib/wifi/hostap.sh
new file mode 100755
index 000000000..62d2e7e47
--- /dev/null
+++ b/package/system/hostap-driver/files/lib/wifi/hostap.sh
@@ -0,0 +1,270 @@
+#!/bin/sh
+append DRIVERS "prism2"
+
+find_prism2_phy() {
+	local device="$1"
+
+	local macaddr="$(config_get "$device" macaddr | tr 'A-Z' 'a-z')"
+	config_get phy "$device" phy
+	[ -z "$phy" -a -n "$macaddr" ] && {
+		cd /proc/net/hostap
+		for phy in $(ls -d wlan* 2>&-); do
+			[ "$macaddr" = "$(cat /sys/class/net/${phy}/address)" ] || continue
+			config_set "$device" phy "$phy"
+			break
+		done
+		config_get phy "$device" phy
+	}
+	[ -n "$phy" -a -d "/proc/net/hostap/$phy" ] || {
+		echo "phy for wifi device $1 not found"
+		return 1
+	}
+	[ -z "$macaddr" ] && {
+		config_set "$device" macaddr "$(cat /sys/class/net/${phy}/address)"
+	}
+	return 0
+}
+
+scan_prism2() {
+	local device="$1"
+	local mainvif
+	local wds
+
+	[ ${device%[0-9]} = "wlan" ] && config_set "$device" phy "$device" || find_prism2_phy "$device" || {
+		config_unset "$device" vifs
+		return 0
+	}
+	config_get phy "$device" phy
+
+	config_get vifs "$device" vifs
+	local _c=0
+	for vif in $vifs; do
+		config_get_bool disabled "$vif" disabled 0
+		[ $disabled = 0 ] || continue
+
+		config_get mode "$vif" mode
+		case "$mode" in
+			adhoc|sta|ap|monitor)
+				# Only one vif is allowed on AP, station, Ad-hoc or monitor mode
+				[ -z "$mainvif" ] && {
+					mainvif="$vif"
+					config_set "$vif" ifname "$phy"
+				}
+			;;
+			wds)
+				config_get ssid "$vif" ssid
+				[ -z "$ssid" ] && continue
+				config_set "$vif" ifname "${phy}wds${_c}"
+				_c=$(($_c + 1))
+				addr="$ssid"
+				${addr:+append wds "$vif"}
+			;;
+			*) echo "$device($vif): Invalid mode, ignored."; continue;;
+		esac
+	done
+	config_set "$device" vifs "${mainvif:+$mainvif }${wds:+$wds}"
+}
+
+disable_prism2() (
+	local device="$1"
+
+	find_prism2_phy "$device" || return 0
+	config_get phy "$device" phy
+
+	set_wifi_down "$device"
+
+	include /lib/network
+	while read line < /proc/net/hostap/${phy}/wds; do
+		set $line
+		[ -f "/var/run/wifi-${1}.pid" ] &&
+			kill "$(cat "/var/run/wifi-${1}.pid")"
+		ifconfig "$1" down
+		unbridge "$1"
+		iwpriv "$phy" wds_del "$2"
+	done
+	unbridge "$phy"
+	return 0
+)
+
+enable_prism2() {
+	local device="$1"
+
+	find_prism2_phy "$device" || return 0
+	config_get phy "$device" phy
+
+	config_get rxantenna "$device" rxantenna
+	config_get txantenna "$device" txantenna
+	config_get_bool diversity "$device" diversity
+	[ -n "$diversity" ] && {
+		rxantenna="1"
+		txantenna="1"
+	}
+	[ -n "$rxantenna" ] && iwpriv "$phy" antsel_rx "$rxantenna"
+	[ -n "$txantenna" ] && iwpriv "$phy" antsel_tx "$txantenna"
+
+	config_get channel "$device" channel
+	[ -n "$channel" ] && iwconfig "$phy" channel "$channel" >/dev/null 2>/dev/null
+
+	config_get txpower "$device" txpower
+	[ -n "$txpower" ] && iwconfig "$phy" txpower "${txpower%%.*}"
+
+	config_get vifs "$device" vifs
+	local first=1
+	for vif in $vifs; do
+		config_get ifname "$vif" ifname
+		config_get ssid "$vif" ssid
+		config_get mode "$vif" mode
+
+		[ "$mode" = "wds" ] || iwconfig "$phy" essid ${ssid:+-- }"${ssid:-any}"
+
+		case "$mode" in
+			sta)
+				iwconfig "$phy" mode managed
+				config_get addr "$device" bssid
+				[ -z "$addr" ] || { 
+					iwconfig "$phy" ap "$addr"
+				}
+			;;
+			ap) iwconfig "$phy" mode master;;
+			wds) iwpriv "$phy" wds_add "$ssid";;
+			adhoc) iwconfig "$phy" mode ad-hoc;;
+			*) iwconfig "$phy" mode "$mode";;
+		esac
+
+		[ "$first" = 1 ] && {
+			config_get rate "$vif" rate
+			[ -n "$rate" ] && iwconfig "$phy" rate "${rate%%.*}"
+
+			config_get_bool hidden "$vif" hidden 0
+			iwpriv "$phy" enh_sec "$hidden"
+
+			config_get frag "$vif" frag
+			[ -n "$frag" ] && iwconfig "$phy" frag "${frag%%.*}"
+
+			config_get rts "$vif" rts
+			[ -n "$rts" ] && iwconfig "$phy" rts "${rts%%.*}"
+
+			config_get maclist "$vif" maclist
+			[ -n "$maclist" ] && {
+				# flush MAC list
+				iwpriv "$phy" maccmd 3
+				for mac in $maclist; do
+					iwpriv "$phy" addmac "$mac"
+				done
+			}
+			config_get macpolicy "$vif" macpolicy
+			case "$macpolicy" in
+				allow)
+					iwpriv "$phy" maccmd 2
+				;;
+				deny)
+					iwpriv "$phy" maccmd 1
+				;;
+				*)
+					# default deny policy if mac list exists
+					[ -n "$maclist" ] && iwpriv "$phy" maccmd 1
+				;;
+			esac
+			# kick all stations if we have policy explicitly set
+			[ -n "$macpolicy" ] && iwpriv "$phy" maccmd 4
+		}
+
+		config_get enc "$vif" encryption
+		case "$enc" in
+			WEP|wep)
+				for idx in 1 2 3 4; do
+					config_get key "$vif" "key${idx}"
+					iwconfig "$ifname" enc "[$idx]" "${key:-off}"
+				done
+				config_get key "$vif" key
+				key="${key:-1}"
+				case "$key" in
+					[1234]) iwconfig "$ifname" enc "[$key]";;
+					*) iwconfig "$ifname" enc "$key";;
+				esac
+			;;
+			psk*|wpa*)
+				start_hostapd=1
+				config_get key "$vif" key
+			;;
+		esac
+
+		local net_cfg bridge
+		net_cfg="$(find_net_config "$vif")"
+		[ -z "$net_cfg" ] || {
+			bridge="$(bridge_interface "$net_cfg")"
+			config_set "$vif" bridge "$bridge"
+			start_net "$ifname" "$net_cfg"
+		}
+		set_wifi_up "$vif" "$ifname"
+
+		case "$mode" in
+			ap)
+				if [ -n "$start_hostapd" ] && eval "type hostapd_setup_vif" 2>/dev/null >/dev/null; then
+					hostapd_setup_vif "$vif" hostap || {
+						echo "enable_prism2($device): Failed to set up hostapd for interface $ifname" >&2
+						# make sure this wifi interface won't accidentally stay open without encryption
+						ifconfig "$ifname" down
+						continue
+					}
+				fi
+			;;
+			wds|sta)
+				if eval "type wpa_supplicant_setup_vif" 2>/dev/null >/dev/null; then
+					wpa_supplicant_setup_vif "$vif" wext || {
+						echo "enable_prism2($device): Failed to set up wpa_supplicant for interface $ifname" >&2
+						ifconfig "$ifname" down
+						continue
+					}
+				fi
+			;;
+		esac
+		first=0
+	done
+
+}
+
+check_prism2_device() {
+	[ ${1%[0-9]} = "wlan" ] && config_set "$1" phy "$1"
+	config_get phy "$1" phy
+	[ -z "$phy" ] && {
+		find_prism2_phy "$1" >/dev/null || return 0
+		config_get phy "$1" phy
+	}
+	[ "$phy" = "$dev" ] && found=1
+}
+
+detect_prism2() {
+	devidx=0
+	config_load wireless
+	while :; do
+		config_get type "radio$devidx" type
+		[ -n "$type" ] || break
+		devidx=$(($devidx + 1))
+	done
+	cd /proc/net/hostap
+	[ -d wlan* ] || return
+	for dev in $(ls -d wlan* 2>&-); do
+		found=0
+		config_foreach check_prism2_device wifi-device
+		[ "$found" -gt 0 ] && continue
+		cat <<EOF
+config wifi-device radio$devidx
+	option type	prism2
+	option channel  11
+	option macaddr	$(cat /sys/class/net/${dev}/address)
+
+	# REMOVE THIS LINE TO ENABLE WIFI:
+	option disabled 1
+
+config wifi-iface
+	option device	radio$devidx
+	option network	lan
+	option mode	ap
+	option ssid	OpenWrt
+	option encryption none
+
+EOF
+	devidx=$(($devidx + 1))
+	done
+}